JP2010276020A5 - - Google Patents

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JP2010276020A5
JP2010276020A5 JP2010115945A JP2010115945A JP2010276020A5 JP 2010276020 A5 JP2010276020 A5 JP 2010276020A5 JP 2010115945 A JP2010115945 A JP 2010115945A JP 2010115945 A JP2010115945 A JP 2010115945A JP 2010276020 A5 JP2010276020 A5 JP 2010276020A5
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condenser
turbine
exhaust path
external exhaust
fluid communication
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JP2010115945A
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JP2010276020A (en
JP5507338B2 (en
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Priority claimed from US12/473,740 external-priority patent/US8286430B2/en
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Claims (9)

蒸気タービン（４０１）用の排気構成（３００）であって、当該排気構成が、
第１の凝縮器（３３０）と、
前記第１の凝縮器（３３０）と流体連通した第１のタービン出口（３１５）を含む第１のタービンセクション（３０５）と、
前記第１のタービン出口（３１５）の上側部分（３１６）に接続された少なくとも１つの外部排気経路（３２０）と、
前記第１のタービン出口（３１５）の下側部分（３１７）に接続された少なくとも１つの外部排気経路（３２５）と
を備えており、前記第１のタービン出口（３１５）の上側部分（３１６）に接続された少なくとも１つの外部排気経路（３２０）が、前記第１の凝縮器（３３０）に流体連通して接続され、前記第１のタービン出口（３１５）の下側部分（３１７）に接続された少なくとも１つの外部排気経路（３２５）が、前記第１の凝縮器（３３０）に流体連通して接続され、前記蒸気タービン（４０１）が、第２の凝縮器（４３０）と流体連通した第２のタービン出口（４１５）を有する複流蒸気タービンを備えており、前記第２のタービン出口（４１５）の上側部分（４１６）に接続された少なくとも１つの外部排気経路（４２０）が、前記第２の凝縮器（４３０）と流体連通しており、前記第２のタービン出口（４１５）の下側部分（４１７）に接続された少なくとも１つの外部排気経路（４２５）が、前記第２の凝縮器（４３０）と流体連通している、蒸気タービン（４０１）用の排気構成（４００）。 An exhaust configuration (300) for a steam turbine ( 401 ), wherein the exhaust configuration is
A first condenser (330);
A first turbine section (305) including a first turbine outlet (315) in fluid communication with the first condenser (330);
At least one external exhaust path (320) connected to the upper portion (316) of the first turbine outlet (315);
At least one external exhaust path (325) connected to the lower part (317) of the first turbine outlet (315), the upper part (316) of the first turbine outlet (315) At least one external exhaust path (320) connected to the first condenser (330) in fluid communication and connected to a lower portion (317) of the first turbine outlet (315) And at least one external exhaust path (325) connected in fluid communication with the first condenser (330) and the steam turbine (401) in fluid communication with the second condenser (430) A double flow steam turbine having a second turbine outlet (415) is provided, wherein at least one external exhaust path (420) connected to the upper portion (416) of the second turbine outlet (415). At least one external exhaust path (425) in fluid communication with the second condenser (430) and connected to a lower portion (417) of the second turbine outlet (415) includes the second condenser (430). An exhaust arrangement (400) for the steam turbine (401) in fluid communication with the condenser (430) of the engine. 前記第１のタービン出口（３１５）の上側部分（３１６）に接続された少なくとも１つの外部排気経路（３２０）が、前記第１の凝縮器（３３０）と流体連通した第１の上側外部排気経路（３２１）と、前記第１の凝縮器（３３０）と流体連通した第２の上側外部排気経路（３２２）とを含んでおり、
前記第１のタービン出口（３１５）の下側部分（３１７）に接続された少なくとも１つの外部排気経路（３２５）が単一の外部排気経路を含む、請求項１記載の蒸気タービン（４０１）用の排気構成（３００）。 A first upper external exhaust path, wherein at least one external exhaust path (320) connected to the upper portion (316) of the first turbine outlet (315) is in fluid communication with the first condenser (330). (321) and a second upper external exhaust path (322) in fluid communication with the first condenser (330),
Comprising at least one external exhaust path (325) is a single external exhaust path connected to the lower portion (317) of said first turbine outlet (315), a steam turbine according to claim 1, wherein (401) exhaust configuration of (300). 前記第２のタービン出口（４１５）の上側部分（４１６）に接続された少なくとも１つの外部排気経路（４２０）が、前記第２の凝縮器（４３０）と流体連通した第１の上側外部排気経路（４２１）と、前記第２の凝縮器（４３０）と流体連通した第２の上側外部排気経路（４２２）とを含んでおり、
前記第２のタービン出口（４１５）の下側部分（４１７）に接続された少なくとも１つの外部排気経路（４２５）が単一の外部排気経路を含む、請求項１又は請求項２記載の蒸気タービン（４０１）用排気構成（４００）。 A first upper external exhaust path in fluid communication with the second condenser (430), wherein at least one external exhaust path (420) connected to the upper portion (416) of the second turbine outlet (415). and (421), said second condenser (430) and has Nde including a second upper external exhaust path in fluid communication (422),
At least one external exhaust path (425) comprises a single external exhaust path, a steam turbine according to claim 1 or claim 2, wherein connected to the lower portion (417) of said second turbine outlet (415) (401) Exhaust configuration (400). 前記第１のタービンセクション（３０５）が、第２のタービンセクション（４０５）よりも大きな最終段蒸気経路（３８０）区域を有し、前記第１の凝縮器（３３０）が高真空凝縮器を含み、前記第２の凝縮器（４３０）が低真空凝縮器を含む、請求項３記載の蒸気タービン（４０１）用排気構成（４００）。 Said first turbine section (305) is a second turbine section (405) good Ri also has a large final stage steam path (380) sections, the first condenser (330) is a high vacuum condenser The exhaust arrangement (400) for a steam turbine (401) according to claim 3 , wherein the second condenser (430) comprises a low vacuum condenser. 前記第１の凝縮器（３３０）が複数の部分凝縮器（４９０）の第１の部分を含んでおり、前記第２の凝縮器（４３０）が該複数の部分凝縮器（４９０）の第２の部分を含む、請求項４記載の蒸気タービン（４０１）用排気構成（４００）。 It said first first and Nde including a portion of the condenser (330) a plurality of partial condenser (490), a second of said second condenser (430) is the plurality of partial condenser (490) The exhaust arrangement (400) for a steam turbine (401) according to claim 4 , comprising: 前記第１の凝縮器（３３０）用の冷却水流（３７０）と、前記第２の凝縮器（４３０）用の冷却水流（４７０）とを更に備え、前記第１の凝縮器（３３０）用の冷却水流（３７０）及び前記第２の凝縮器（４３０）用の冷却水流（４７０）が直列に結合される、請求項５記載の蒸気タービン（４０１）用排気構成（４００）。 A cooling water flow (370) for the first condenser (330) and a cooling water flow (470) for the second condenser (430) are further provided for the first condenser (330). The exhaust arrangement (400) for a steam turbine (401) according to claim 5 , wherein a cooling water stream (370) and a cooling water stream (470) for the second condenser (430) are coupled in series. 前記第１のタービン出口（３１５）の上側部分（３１６）に接続された少なくとも１つの外部排気経路（３２０）が、前記第１のタービン出口（３１５）の下側部分（３１７）に接続された少なくとも１つの外部排気経路（３２５）と流体連通して接続し、前記第１の凝縮器（３３０）への組み合わされた排気経路を形成し、
前記第２のタービン出口（４１５）の上側部分（４１６）に接続された少なくとも１つの外部排気経路（４２０）が、前記第２のタービン出口（４１５）の下側部分（４１７）に接続された少なくとも１つの外部排気経路（４２５）と流体連通して接続し、前記第２の凝縮器（４３０）への組み合わされた排気経路を形成する、請求項１記載の蒸気タービン（４０１）用排気構成（４００）。 At least one external exhaust path (320) connected to the upper portion (316) of the first turbine outlet (315) was connected to the lower portion (317) of the first turbine outlet (315). Connecting in fluid communication with at least one external exhaust path (325) to form a combined exhaust path to the first condenser (330);
At least one external exhaust path (420) connected to the upper portion (416) of the second turbine outlet (415) was connected to the lower portion (417) of the second turbine outlet (415). The exhaust arrangement for a steam turbine (401) of claim 1 , wherein the exhaust arrangement is in fluid communication with at least one external exhaust path (425) to form a combined exhaust path to the second condenser (430). (400). 前記第１のタービン出口（３１５）に接続された前記第１の上側外部排気経路（３２１）及び前記第２の上側外部排気経路（３２２）が、前記第１のタービン出口（３１５）の下側部分（３１７）に接続された少なくとも１つの外部排気経路（３２５）と流体連通して接続し、前記第１の凝縮器（３３０）への組み合わされた排気経路を形成し、
前記第２のタービン出口（４１５）に接続された前記第１の上側外部排気経路（４２１）及び第２の上側外部排気経路（４２２）が、前記第２のタービン出口（４１５）の下側部分（４１７）に接続された少なくとも１つの外部排気経路（４２５）と流体連通して接続し、前記第２の凝縮器（４３０）への組み合わされた排気経路を形成する、請求項３記載の蒸気タービン（４０１）用排気構成（４００）。 The first upper external exhaust path (321) and the second upper external exhaust path (322) connected to the first turbine outlet (315) are located below the first turbine outlet (315). Connecting in fluid communication with at least one external exhaust path (325) connected to portion (317) to form a combined exhaust path to the first condenser (330);
The first upper external exhaust path (421) and the second upper external exhaust path (422) connected to the second turbine outlet (415) are a lower portion of the second turbine outlet (415). The steam of claim 3 , wherein the steam is connected in fluid communication with at least one external exhaust path (425) connected to (417) to form a combined exhaust path to the second condenser (430). Exhaust configuration (400) for turbine (401). 前記複流蒸気タービン（４０１）のロータシャフト（３５０）／（４５０）と回転可能に接続された共通ロータシャフト（６５０）を含む高圧タービン及び中圧タービン（６０１）のうちの少なくとも１つを更に備え、
前記高圧タービン及び中圧タービン（６０１）のうちの少なくとも１つが、前記共通ロータシャフト（６５０）に提示される推力（６６０）を生成し、
前記複流蒸気タービン（４０１）の第１のタービンセクション（３０５）が、前記複流蒸気タービン（４０１）の第２のタービンセクション（４０５）の最終段蒸気経路区域（４８０）よりも大きな最終段蒸気経路区域（３８０）を含み、これにより、組み合わされて、前記共通シャフト（６５０）に対し定格動作条件で正味推力を実質的に平衡化する推力（４９５）を生成する、請求項８記載の蒸気タービン（４０１）用排気構成（４００）。
At least one of a high pressure turbine and a medium pressure turbine (601) including a common rotor shaft (650) rotatably connected to the rotor shaft (350) / (450) of the double flow steam turbine (401). ,
At least one of the high and medium pressure turbines (601) generates a thrust (660) that is presented to the common rotor shaft (650);
A final stage steam path in which the first turbine section (305) of the double flow steam turbine (401) is larger than the final stage steam path area (480) of the second turbine section (405) of the double flow steam turbine (401). The steam turbine of claim 8 , comprising a section (380), which is combined to produce a thrust (495) that substantially balances the net thrust at rated operating conditions for the common shaft (650). (401) Exhaust configuration (400).
JP2010115945A 2009-05-28 2010-05-20 Steam turbine two-flow low-pressure configuration Expired - Fee Related JP5507338B2 (en)

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US12/473,740 US8286430B2 (en) 2009-05-28 2009-05-28 Steam turbine two flow low pressure configuration
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